Tokyo, Japan

Iwazo Kawaguchi

This inventor holds 1 USPTO granted patent. Top assignees: Denki Kagaku Kogyo Kabushiki Kaisha, Japanese National Railways, Toa Doro Kogyo Co., Ltd.. Active years: 1978.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Iwazo Kawaguchi. Retrieved from https://idiyas.com/inventor/iwazo-kawaguchi

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 6.0

ph-index = 1

Forward Citations = 14(Granted Patents)


Company Filing History:


Years Active: 1978

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1 patent (USPTO):Explore Patents

Title: Iwazo Kawaguchi: Innovator in Quick Hardening Cement-Asphalt Composition

Introduction

Iwazo Kawaguchi is a notable inventor based in Tokyo, Japan. He is recognized for his contributions to the field of construction materials, particularly in the development of a quick hardening cement-asphalt composition. This innovative material is designed for use as a grout in ballast-filled track structures, enhancing the efficiency and durability of railway systems.

Latest Patents

Iwazo Kawaguchi holds 1 patent for his invention of a quick hardening cement-asphalt composition. This patent addresses the need for faster and more effective materials in railway construction, providing a solution that benefits both safety and operational efficiency.

Career Highlights

Throughout his career, Kawaguchi has worked with prominent organizations, including Denki Kagaku Kogyo Kabushiki Kaisha and Japanese National Railways. His experience in these companies has allowed him to apply his innovative ideas in practical settings, contributing to advancements in railway infrastructure.

Collaborations

Kawaguchi has collaborated with esteemed colleagues such as Yoshiro Higuchi and Yutaka Harada. These partnerships have fostered a creative environment that has led to significant developments in construction technology.

Conclusion

Iwazo Kawaguchi's work in developing a quick hardening cement-asphalt composition showcases his innovative spirit and dedication to improving railway construction materials. His contributions continue to influence the industry and pave the way for future advancements.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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